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452985 (2007 FZ31)
Classification: Main-belt Asteroid          SPK-ID: 2452985
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1830113876782569 7.4412e-08  
a 3.045703825146936 4.1882e-08 au
q 2.48830534164982 2.1454e-07 au
i 1.449676407415242 8.186e-06 deg
node 273.8107465405217 0.00028695 deg
peri 318.4527530206818 0.00028815 deg
M 148.1665528221116 2.3096e-05 deg
tp 2458201.443283904988
(2018-Mar-23.94328390)
0.00012019 TDB
period 1941.466628703773
5.32
4.0046e-05
1.096e-07
d
yr
n .1854268287064791 3.8247e-09 deg/d
Q 3.603102308644052 4.9547e-08 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      4129 days (11.30 yr)  
   first obs. used      2007-03-15  
   last obs. used      2018-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55956  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:07:56  

Additional Information
 Earth MOID = 1.47774 au 
 Jupiter MOID = 1.4024 au 
 T_jup = 3.212 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457020.5 (2014-Dec-29.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1829527967522961 7.4367e-08  
q 2.488922273759326 2.1484e-07 au
tp 2456262.331863523991
(2012-Nov-30.83186352)
0.00011995 TDB
node 273.9341670124008 0.00028752 deg
peri 318.8092727004633 0.00028872 deg
i 1.447656531836283 8.1803e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      4129 days (11.30 yr)  
   first obs. used      2007-03-15  
   last obs. used      2018-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55956  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:07:56  

Additional Information
 Jupiter MOID = 1.4024 au 
 T_jup = 3.212 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.53042926132735E-15 -1.58048851467877E-14 1.164310037464454E-12 -7.425647373377427E-15 4.502828727628588E-13 -6.432925812826225E-16
q -1.58048851467877E-14 4.615526290808031E-14 -4.235704123374933E-12 2.114164548544095E-14 -1.38549148761676E-12 1.796237880021986E-15
tp 1.164310037464454E-12 -4.235704123374933E-12 1.438848713297699E-8 -3.800229104882376E-11 3.161019565188571E-9 3.543273486801556E-12
node -7.425647373377427E-15 2.114164548544095E-14 -3.800229104882376E-11 8.26703868018237E-8 -8.265232996739008E-8 -3.889868253500442E-11
peri 4.502828727628588E-13 -1.38549148761676E-12 3.161019565188571E-9 -8.265232996739008E-8 8.335862602741039E-8 3.963656972908661E-11
i -6.432925812826225E-16 1.796237880021986E-15 3.543273486801556E-12 -3.889868253500442E-11 3.963656972908661E-11 6.691683595421099E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO456159  

452985 (2007 FZ31)          Discovered 2007-Mar-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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